*{
	margin: 0;
	padding: 0;
}
@media screen and (min-width:1200px){
	.container{
		width: 1170px;
		margin: 0 auto;
		padding: 0 15px;
		box-sizing: border-box;
	}
	.container .row{
		width: 100%;
		margin: 0 -15px;
	}
	.container .row div{
		box-sizing: border-box;
		float: left;
		padding: 0 15px;
	}
	.container .row .col-lg-1{
		width: 97.5px;
	}
	.container .row .col-lg-2{
		width: 195px;
	}
	.container .row .col-lg-3{
		width: 292.5px;
	}
	.container .row .col-lg-4{
		width: 390px;
	}
	.container .row .col-lg-5{
		width: 487.5px;
	}
	.container .row .col-lg-6{
		width: 585px;
	}
	.container .row .col-lg-7{
		width: 682px;
	}
	.container .row .col-lg-8{
		width: 780px;
	}
	/*进一步细化*/
	.container .row .col-lg-8 .row{
		width: 100%;
		margin: 0 -30px;
	}
	.container .row .col-lg-8 .row .col-lg-1{
		width: 65px;
	}
	.container .row .col-lg-8 .row .col-lg-2{
		width: 130px;
	}
	.container .row .col-lg-8 .row .col-lg-3{
		width: 195px;
	}
	.container .row .col-lg-8 .row .col-lg-4{
		width: 260px;
	}
	.container .row .col-lg-8 .row .col-lg-5{
		width: 325px;
	}
	.container .row .col-lg-8 .row .col-lg-6{
		width: 390px;
	}
	.container .row .col-lg-8 .row .col-lg-7{
		width: 455px;
	}
	.container .row .col-lg-8 .row .col-lg-8{
		width: 520px;
	}
	.container .row .col-lg-8 .row .col-lg-9{
		width: 585px;
	}
	.container .row .col-lg-8 .row .col-lg-10{
		width: 650px;
	}
	.container .row .col-lg-8 .row .col-lg-11{
		width: 715px;
	}
	.container .row .col-lg-8 .row .col-lg-12{
		width: 780px;
	}
	.container .row .col-lg-8 .row .col-lg-offset-1{
		margin-left: 65px;
	}
	.container .row .col-lg-9{
		width: 877.5px;
	}
	.container .row .col-lg-10{
		width: 975px;
	}
	.container .row .col-lg-11{
		width: 1072.5px;
	}
	.container .row .col-lg-12{
		width: 1170px;
	}
	.container .row .col-lg-offset-1{
		margin-left: 97.5px;
	}
	.container .row .col-lg-offset-2{
		margin-left: 195px;
	}
	.container .row .col-lg-offset-3{
		margin-left: 292.5px;
	}
	.container .row .col-lg-offset-4{
		margin-left: 390px;
	}
	.container .row .col-lg-offset-5{
		margin-left: 487.5px;
	}
	.container .row .col-lg-offset-6{
		margin-left: 585px;
	}
	.container .row .col-lg-offset-7{
		margin-left: 682px;
	}
	.container .row .col-lg-offset-8{
		margin-left: 780px;
	}
	.container .row .col-lg-offset-9{
		margin-left: 877.5px;
	}
	.container .row .col-lg-offset-10{
		margin-left: 975px;
	}
	.container .row .col-lg-offset-11{
		margin-left: 1072.5px;
	}
	.container .row .col-lg-offset-12{
		margin-left: 1170px;
	}
}

@media screen and (min-width:990px) and (max-width: 1199px){
	.container{
		width: 960px;
		margin: 0 auto;
		padding: 0 15px;
		box-sizing: border-box;
	}
	.container .row{
		width: 100%;
		margin: 0 -15px;
	}
	.container .row div{
		box-sizing: border-box;
		float: left;
		padding: 0 15px;
	}
	.container .row .col-md-1{
		width: 80px;
	}
	.container .row .col-md-2{
		width: 160px;
	}
	.container .row .col-md-3{
		width: 240px;
	}
	.container .row .col-md-4{
		width: 320px;
	}
	.container .row .col-md-5{
		width: 400px;
	}
	.container .row .col-md-6{
		width: 480px;
	}
	.container .row .col-md-7{
		width: 560px;
	}
	.container .row .col-md-8{
		width: 640px;
	}
	.container .row .col-md-9{
		width: 720px;
	}
	.container .row .col-md-10{
		width: 800px;
	}
	.container .row .col-md-11{
		width: 880px;
	}
	.container .row .col-md-12{
		width: 960px;
	}
	.container .row .col-md-offset-1{
		margin-left: 80px;
	}
	.container .row .col-md-offset-2{
		margin-left: 160px;
	}
	.container .row .col-md-offset-3{
		margin-left: 240px;
	}
	.container .row .col-md-offset-4{
		margin-left: 320px;
	}
	.container .row .col-md-offset-5{
		margin-left: 400px;
	}
	.container .row .col-md-offset-6{
		margin-left: 480px;
	}
	.container .row .col-md-offset-7{
		margin-left: 560px;
	}
	.container .row .col-md-offset-8{
		margin-left: 640px;
	}
	.container .row .col-md-offset-9{
		margin-left: 720px;
	}
	.container .row .col-md-offset-10{
		margin-left: 800px;
	}
	.container .row .col-md-offset-11{
		margin-left: 880px;
	}
	.container .row .col-md-offset-12{
		margin-left: 960px;
	}
}